

// 背景图片地址和大小
@mixin backgroundImage($url) {
    background-image: url($url);
    background-repeat: no-repeat;
    background-size: contain;
}

@mixin borderRadius($radius) {
    -webkit-border-radius: $radius;
    -moz-border-radius: $radius;
    -ms-border-radius: $radius;
    -o-border-radius: $radius;
    border-radius: $radius;
}

//定位全屏
@mixin allcover {
    position: absolute;
    top: 0;
    right: 0;
}

//定位上下左右居中
@mixin center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

//定位上下居中
@mixin ct {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

//定位左右居中
@mixin cl {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

//宽高
@mixin wh($width, $height) {
    width: $width;
    height: $height;
}

//字体大小，颜色
@mixin sc($size, $color) {
    font-size: $size;
    color: $color;
}

//flex 布局和 子元素 对其方式
@mixin fj($type: space-between) {
    display: flex;
    justify-content: $type;
}
